News tagged with nucleus


Easily led 'ash-tray': Adolescent smokers prone to drug abuse

Medicine & Health / Health

created Dec 11, 2009 | popularity 5 / 5 (2) | comments 0

It is common knowledge that smoking is a health risk but why do teens become addicted to smoking more easily than adults? In an evaluation for Faculty of 1000 Biology, Neil Grunberg looks into why adolescents are more prone ...





Search results for nucleus


Studying how black holes grow

Studying how black holes grow

Space & Earth / Space Exploration

created 12 hours ago | popularity 5 / 5 (1) | comments 1

Black holes are some of the most exotic objects in the universe. They are the final evolutionary stage of giant stars much larger than the sun. When these stars explode, their cores collapse down to the size ...


Researchers revise long-held theory of fruit-fly development

Researchers revise long-held theory of fruit-fly development

Biology / Cell & Microbiology

created 15 hours ago | popularity not rated yet | comments 0

For decades, science texts have told a simple and straightforward story about a particular protein—a transcription factor—that helps the embryo of the fruit fly, Drosophila melanogaster, pattern tissues in a m ...


Antagonistic genes control rice growth

Antagonistic genes control rice growth

Biology / Cell & Microbiology

created Dec 15, 2009 | popularity not rated yet | comments 0

Scientists at the Carnegie Institution, with colleagues, have found that a plant steroid prompts two genes to battle each other—one suppresses the other to ensure that leaves grow normally in rice and the ...


Muscling in on a mystery protein: Study of brawny pigs reveals key player in the genome

Muscling in on a mystery protein: Study of brawny pigs reveals key player in the genome

Biology / Cell & Microbiology

created Dec 15, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- For thousands of years, humans have bred pigs for desirable traits, such as more muscle and less fat in the meat. Domestication makes animals ideal models for studying how genes control physical ...


New structure could produce efficient semiconductor laser sources

New structure could produce efficient semiconductor laser sources

Physics / General Physics

created Dec 14, 2009 | popularity 4.7 / 5 (3) | comments 1

(PhysOrg.com) -- University of Wisconsin-Madison researchers have achieved a nanoscale laser structure they anticipate will produce semiconductor lasers in the next two years that are more than twice as efficient ...



List of search results for nucleus